ClosedHighPatched

TP-Link Archer AX21: AX-21 Command Injection (CVE-2023-1389)

TP-Link Archer AX21

TP-Link Archer AX-21 contains a command injection vulnerability that allows for remote code execution. Added to CISA KEV on 2023-05-01.

Why this severity: CVSS 8.8 (NVD), actively exploited (CISA KEV)

Started: May 1, 2023
Closed: May 1, 2023
CVE: CVE-2023-1389

#TP-Link
CISA KEV
RCE

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Updated May 1, 2023

Affected

See vendor advisory / CISA notes (versions not always listed in KEV feed)

Fixed in

See vendor advisory linked in sources

Timeline1

May 1, 2023
CISA added CVE-2023-1389 to the KEV catalog (due 2023-05-22).

Advisories3

Vendor advisory: TP-Link Archer AX21TP-Link
NVD: CVE-2023-1389NVD
CISA Known Exploited Vulnerabilities CatalogCISA · May 1, 2023

Notes & caveats

Derived from CISA KEV JSON feed catalogVersion 2026.10.21. Exact affected/fixed version strings are not always in the KEV record — verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier).

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